Our Company

Meet our hardworking, dedicated team of solar professionals who connect Montanans with a smarter way to power their lives.

Powered by Purpose

OnSite Energy was founded in 2012 by Orion Thornton and Conor Darby, two solar industry veterans who shared a vision of elevating the solar industry in Montana. With years of experience, they set out to build a team dedicated to delivering exceptional craftsmanship, customer care, and innovation.

Now a leading solar provider in Montana, OnSite Energy has completed over 800 projects across the state, totaling 13 megawatts of clean energy. Our 35+ person team delivers full-service solar and energy storage systems tailored to each customer’s unique needs.

As Montana transitions to sustainable energy, OnSite Energy remains committed to advancing renewable energy through innovative design, policy advocacy, and triple-bottom line business values.

The power is yours. Join us in building a brighter future.

Business as a Force for Good

Certified B Corporations meet the highest environmental and social standards. OnSite Energy became a B Corp in 2017 to strengthen our impact, hold ourselves accountable, and push for a more sustainable future.

B Corp Status

Solar & Conservation: A Brighter Tomorrow

We believe in protecting wild places. Through our Solar for Conservation program, we support conservation efforts in Montana with every project—because clean energy and conservation go hand in hand. When you support OnSite Energy, you're helping ensure a sustainable and wild future for Montana.

Conservation efforts

Our mission

Energizing Montana by cultivating conservation, technology, community and economic opportunity

We're committed to designing the most efficient and reliable solar electric and energy storage systems that meet our customer's unique energy goals; to advancing the Montana renewable energy industry through policy advocacy and innovative project development; and to a triple bottom line business strategy that equally prioritizes our people, the planet, and profit.

Our Values

Elevate the Standard

OnSite Energy was founded to bring a new level of professionalism and expertise to Montana's solar industry. We are committed to consistently raising the bar in quality, service, and innovation, setting a benchmark for excellence in everything we do.

Do the Right Thing

We are guided by our values in every decision we make. We prioritize integrity, honesty, and transparency—avoiding high-pressure tactics or misleading practices—ensuring our customers and partners can trust us to always do what’s right.

Think Forward

We believe knowledge drives progress. Employees are encouraged to stay informed about industry advancements, embrace innovative practices, and continually grow their expertise to remain leaders in the solar industry.

Stronger Together

Teamwork and collaboration create greater success. By leveraging individual strengths and shared knowledge, both internally and through our membership in Amicus Solar Cooperative, a network of values-driven solar companies, we strive to advance the industry and better serve our communities.

Powered by Passion

Passion for Montana and renewable energy drives everything we do. A shared love for our work and our state creates an environment where individual interests are celebrated and inspire collaboration.

Meet our team

Teamwork is the only way we work

Meet our hardworking, dedicated team of solar professionals who connect Montanans with solar energy systems, a smarter way to power their lives.

No matter the project size, our goal is to empower community members to choose a future of solar energy to power their homes and businesses that benefit our planet, communities, future generations, and the local economy.

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